
customspeed
this is a very simple mod to change the speed of certain cooldowns in the game: change grow up speed and mating time for Villagers and mobs(cows, pigs,...). Change spawner speed.
Screenshots


About this Mod
This is a very simple mod to change the speed of certain cooldowns in the game:
1 The cooldown for villagers, animals and any other ageable to breed again.
2 The time necessary for babies to grow up.
3 Change the time for a mobspawner to spawn mobs.
4 Change the cooldown for allay duplication.
The mod uses gamerules to make the process easier. You can access them in the gamerule tab before the game launches and during a game with the /gamerule command.
You can have info by pressing the mod help key(k by default).
All the mods command start with : /gamerule customspeed.
The mod supports the following commands: (all the times are in seconds and the minimum time is 1 second).
gamerule.customspeed.adultVillagerbreed_150": The cooldown for a villager to mate again.
gamerule.customspeed.babyVillagergrowup_600": The Time for a Baby Villager to grow up.
gamerule.customspeed.adultAnimalbreed_150": The cooldown for an Animal to mate again.
gamerule.customspeed.babyAnimalgrowup_600": The time for a Baby Animal to grow up.
gamerule.customspeed.Spawnerspeed_20": The average time for a spawner to spawn mobs again.

When creating a new world the gamerules can be found in the gamerules tab under the mobs category.
In the game, they can be found when typing /gamrule customspeed. ... (you need to have cheats activated to be able to use them)

Available Versions
How to Install customspeed on Your Server
Order Server
Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).
Set fabric Loader
In the panel under "Egg", select the fabric loader and matching Minecraft version (1.21.10).
Install Mod
Open the mod browser in the dashboard and search for "customspeed". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
1.21.10, 1.21.7, 1.21.5 (+12 more)
Server-side
✓ RequiredRecommended RAM
4 GB(min. 3 GB)Frequently Asked Questions
customspeed server crashes on startup – what to do?
Most common cause: wrong fabric version or insufficient RAM. Check the server log (latest.log) for "OutOfMemoryError" or "Mixin" errors. With Mado Hosting: ensure at least 3 GB RAM is allocated and the loader matches the mod version (1.21.10). You can switch loaders with one click in the panel.
Is customspeed compatible with fabric and forge and neoforge?
customspeed officially supports fabric, forge, neoforge for Minecraft 1.21.10, 1.21.7, 1.21.5. Note: Forge and Fabric mods are NOT cross-compatible – pick one loader and stick with it. The Mado dashboard automatically detects incompatible loader combinations.
Server lagging with customspeed – how to optimize performance?
Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if customspeed consumes the most tick time. Common fixes: reduce server view-distance to 8-10, install "performant" or "starlight" as supplementary mods on Forge. With Mado Hosting, your server runs on NVMe SSDs with dedicated CPU cores for minimal latency.
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Rent Modded Server
Install customspeed with just one click on your server.